body {
	background: rgb(54, 157, 204);
	margin: 0;
	border: 0;
	color: rgb(255, 255, 255);
	font-family: "Microsoft YaHei UI", "Microsoft YaHei", "微软雅黑", "SimSun", "宋体";
}

.bg-top,.bg-bottom {
	top: 0;
	width: 100%;
	position: fixed;
	z-index: -15;
}

.bg-bottom {
	top: auto;
	bottom: 0;
}

.logo {
	margin: 50px 0;
}

.logo img {
	height: 100px;
}

.login-form-icon {
	width: 30px;
}

.select-user-tree {
	position: absolute;
	z-index: 99999;
	width: 250px;
	max-height: 450px;
	margin-left: -30px;
	overflow: auto;
	background-color: #eee;
	border: #ddd;
}